UFC 331: Marlon Vera vs. Charles Jourdain (Bantamweight, Prelims)

Kalshi — primary rule

If Marlon Vera wins the Vera vs Jourdain professional MMA fight originally scheduled for Sep 19, 2026, then the market resolves to Yes.

Polymarket — resolution criteria

This market will resolve to "Marlon Vera" if Marlon Vera is officially declared the winner of the fight against Charles Jourdain at UFC 331: Van vs. Pantoja 2, scheduled for September 19, 2026. It will resolve to "Charles Jourdain" if Charles Jourdain is officially declared the winner. If the fight is declared a draw or technical draw, ruled a No Contest, not scored, canceled, or postponed beyond October 3, 2026, this market will resolve "50-50." The resolution source for this market will be official information from the UFC.